package com.winexpress.account;

import facebook4j.Facebook;
import facebook4j.FacebookException;
import facebook4j.PostUpdate;
import java.io.IOException;
import java.net.URL;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@WebServlet(name = "FacebookShare", urlPatterns = {"/facebookShare"})
public class FacebookShare extends HttpServlet {

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        Facebook facebook = (Facebook) request.getSession().getAttribute("facebook");
        PostUpdate post = new PostUpdate(new URL("http://facebook4j.org"))
                .picture(new URL("http://facebook4j.org/images/hero.png"))
                .name("Facebook4J - A Java library for the Facebook Graph API")
                .caption("facebook4j.org")
                .description("Facebook4J is a Java library for the Facebook Graph API.");
        try {
            facebook.postFeed(post);
        } catch (FacebookException ex) {
            Logger.getLogger(FacebookShare.class.getName()).log(Level.SEVERE, null, ex);
        }
        response.sendRedirect(request.getContextPath() + "/");
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
